The most common and most likely answer to this crossword clue is the 4 letter word BEAU
B
E
A
U
More clues leading to the result BEAU
- One loving the sound of a violin player?
- One targeted by Cupid’s weapon, we hear
- Boyfriend’s part of East London, we hear
- Admirer of Cockney’s home listened to
- Dandy bit of formal wear from what we hear
- Lover's knot you might catch?
- Macaroni pasta shape, did you say?
- Lover tied knot, did you say?
- Boyfriend from Cockney neighbourhood, you say?
- Beloved: sound of instrument if given love?
Buddy explains!

The straight part
We know that "Dandy" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dandy = beau.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BEAU mean?
BEAU noun- A man with a reputation for fine dress and etiquette; a dandy or fop.
- A male lover; a boyfriend.
- A male escort.
- A suitor of a lady.